18499468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1231}}^1$

素因数の和:1282

約数の個数: 36

約数和(自身を含む): 37065952

約数和(自身を除く): 18566484

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 289, 442, 578, 884, 1156, 1231, 2462, 3757, 4924, 7514, 15028, 16003, 20927, 32006, 41854, 64012, 83708, 272051, 355759, 544102, 711518, 1088204, 1423036, 4624867, 9249734, 18499468]

約数ペア:

[(1, 18499468), (2, 9249734), (4, 4624867), (13, 1423036), (17, 1088204), (26, 711518), (34, 544102), (52, 355759), (68, 272051), (221, 83708), (289, 64012), (442, 41854), (578, 32006), (884, 20927), (1156, 16003), (1231, 15028), (2462, 7514), (3757, 4924)]